SSC CHSL PREVIOUS YEAR (2020) MATHEMATICS (PERCENTAGE) || Competitive Aptitude tricks Percentage.

 SSC CHSL PREVIOUS YEAR (2020)   MATHEMATICS (PERCENTAGE) || Competitive Aptitude tricks Percentage.

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1. When the price of sugar decrease by 10%, a man could buy 1 kg more for ₹ 270 . Then, the original price of sugar per kg is,

A) ₹ 25

B) ₹ 30

C) ₹ 27

D) ₹ 32

... Answer is B ₹ 30)

 

2. If y% of 1 h is 1 min 12 s, then y is equal to,

A) 2

B) 1

C) ½

D) ¼

... Answer is A)
2 "

 

3. Two numbers are respectively 10% and 25% more than a third number. What per cent is the first of the second ?

A) 88

B) 65

C) 75

D) 80

... Answer is A 88)

 

4. If each side of a rectangle is increased by 50% , it's area will increase by

A) 125%

B) 150%

C) 50%

D) 200%

... Answer is A 125%)

 

 

5. If x is less than y by 25% , then y exceed x by

A) 33⅓%

B) 25%

C) 75%

D) 66⅔%

... Answer is A 33⅓)

 

6. A student multiplying a number by 3/5 instead of 5/3, what is percentage error in the calculation ?

A) 44

B) 34

C) 54

D) 64

... Answer is D 64)

 

7. How much quantity of water must be added to 48 mL of alcohol to make a solution that contain 25% alcohol ?

A) 48mL

B) 64mL

C) 144mL

D) 192mL

... Answer is C 144mL)

 

8. B got 20% marks less than A . What per cent marks did A got more than B ?

A) 20

B) 25

C) 12

D) 80

... Answer is B 25)

 

9. Two numbers are 30% and 40% more than the third number, respectively. The first number is x% of the second. Then, x is equal to

A) 105 2/13

B) 140

C) 105 5/7

D) 92 6/7

... Answer is D 92 6/7)

 

10. Tulsiram's salary is 20% more than that of Kashyap. If Tulsiram saves ₹ 720, Which is 4% of his salary, then Kashyap's salary is

A) ₹ 15000

B) ₹ 12000

C) ₹ 10000

D) ₹ 22000

... Answer is A ₹ 15000)

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